Junk Brass Eagle Blades, one included, used shape, untested. These are untested and are definitely used. The piercer on them looks compatible with other applications. See photos. Some are half dark blue and half clue blue. Others are full dark blue. Some have hose clamps around back 12 gram piercing area. All include Bucket for changing 12 grams. NOT TESTED! Sold as is. Only good for parts most likely.